/Engine/Plugins/Experimental/Water/Source/Runtime/Public/WaterBodyComponent.h
Gets the islands that influence this water body
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category=Water) [TArray](API\Runtime\Core\Containers\TArray)< [AWaterBodyIsland](API\Plugins\Water\AWaterBodyIsland) * > GetIslands() const